Electrical Measurements Cathode Ray Tube Online Exam Quiz
Electrical Measurements Cathode Ray Tube GK Quiz. Question and Answers related to Electrical Measurements Cathode Ray Tube. MCQ (Multiple Choice Questions with answers about Electrical Measurements Cathode Ray Tube
Deflection system of a CRT consists of ________
Options
A : 4 plates
B : 6 plates
C : 2 plates
D : 8 plates
Effect of negative voltage to the grid is ________
Options
A : no force
B : a gravitational force
C : an attractive force
D : a repulsive force
Control grid is given ________
Options
A : positive voltage
B : negative voltage
C : neutral voltage
D : zero voltage
Electron gun section ________
Options
A : provides sharp beam
B : provides poorly focussed beam
C : doesn’t provide any beam
D : provides electrons only
Focusing and accelerating anodes are ________
Options
A : rectangular
B : cylindrical
C : spherical
D : square
Electron beam diverges.
Options
A : True
B : False
C :
D :
What determines light intensity in a CRT?
Options
A : voltage
B : current
C : momentum of electrons
D : fluorescent screen
Horizontal deflection is given by ________
Options
A : x = Kx
B : x = Vx
C : x = 1
D : x = Kx Vx
Vertical deflection is given by ________
Options
A : y = Ky Vy
B : y = Ky
C : x = 1
D : y = Vy
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